Average annual temperature is 6.6 °C
Absolute maximum temperature: 17.4 °C
Absolute minimum temperature: -4.5 °C
Number of sunny days: 76 days
Number of rainy days: 288 days
Number of snow days: 1 day
Look at detailed online map of Arcos
* Weather data for Arcos Peru is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 14.8 | 13.8 | 14.0 | 14.1 | 14.7 | 13.9 | 16.5 | 17.4 | 15.4 | 16.6 | 16.3 | 14.6 |
| Average daytime temperature (°C) | 11.1 | 11.1 | 11.6 | 11.9 | 11.8 | 12.3 | 13.9 | 14.2 | 13.2 | 13.6 | 13.7 | 13.2 |
| Average temperature (°C) | 5.9 | 6.8 | 6.9 | 6.3 | 5.9 | 5.1 | 6.2 | 6.6 | 6.5 | 7.6 | 7.7 | 8.0 |
| Average night temperature (°C) | 1.5 | 3.8 | 3.2 | 1.2 | 0.6 | -1.5 | -0.4 | -0.3 | 0.9 | 2.7 | 3.1 | 3.9 |
| Absolute minimum temperature (°C) | -4.5 | -0.3 | -2.7 | -1.5 | -2.6 | -3.6 | -2.0 | -2.9 | -2.6 | -1.0 | -0.7 | 1.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.8 | 12.5 | 12.2 | 11.8 | 11.5 | 11.4 | 11.4 | 11.7 | 12.0 | 12.4 | 12.7 | 12.9 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 9.2 | 8.0 | 8.7 | 10.0 | 9.7 | 10.5 | 10.6 | 10.8 | 10.1 | 10.5 | 9.5 | 9.9 |
| Precipitation (mm) | 248 | 262 | 211 | 91 | 53 | 8 | 6 | 28 | 110 | 166 | 196 | 276 |
| Sunny days | 0 | 0 | 0 | 3 | 5 | 23 | 26 | 15 | 3 | 0 | 1 | 0 |
| Rainy days | 31 | 28 | 31 | 27 | 26 | 7 | 5 | 15 | 27 | 31 | 29 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Arcos is at